EVENT 112 Open/Male 14/15 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Elliott Pabla | 15 | Shropshire | 1:19.02 |
| 2 | 3 | Oliver Dyson | 15 | Cumbria | 1:13.40 |
| 3 | 5 | James Gunn | 15 | Dorset | 1:12.79 |
| 4 | 7 | Oscar Goldsmith | 15 | Lincolnshire | 1:11.10 |
| 5 | 6 | Benjamin Cooper | 15 | Ox & N Bucks | 1:12.10 |
| 6 | 4 | Mason Montague | 15 | SW Wales | 1:13.32 |
| 7 | 2 | Ellis Bancroft | 15 | Leics | 1:14.84 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 9 | Connor Christoforos | 15 | Scot North | 1:10.85 |
| 1 | 11 | Reagan Young | 15 | Cheshire | 1:10.50 |
| 2 | 13 | Aman Thethy | 15 | Northants | 1:10.34 |
| 3 | 15 | Joshua Sackree | 15 | Cambs | 1:07.32 |
| 4 | 17 | Roger Davis | 15 | Gloucs | 1:06.39 |
| 5 | 16 | Lucas Carter | 15 | Wiltshire | 1:07.19 |
| 6 | 14 | Thomas Belt | 15 | Cornwall | 1:09.71 |
| 7 | 12 | George Prince | 15 | Bedfordshire | 1:10.47 |
| 8 | 10 | Ewen Slater | 15 | Staffs | 1:10.51 |
| 9 | 8 | Finlay Neve | 15 | Norfolk | 1:10.97 |